2PCS M2 Hot Smart Bracelet Wristband 0.42'' OLED Bluetooth 4.0 Activity Tracker Pedometer Heart Rate Fitness Tracker compatible system Android 4

compatible system Android 4

new double gold wired LED lights spread out for brighter long lasting light source

79 inch Net Weight: About 59 g / 2

zero-distance positioning；5-positioning modes: GPS

55 inch Net Weight: 65 g / 2

2PCS M2 Hot Smart Bracelet Wristband 0.42'' OLED Bluetooth 4.0 Activity Tracker Pedometer Heart Rate Fitness Tracker compatible system Android 4Product Features: Remote Notifications Smart bracelet will vibrate when receive phone, information. Even the mobile phone is in a nosy environment. Still dont have to worry about missing important calls and messages. Lighting Up Screen By Lifting Wrist It's hands free to read the time by lifting wrist. Distance Calorie Measurement Tracks your workouts like steps, distance, calories burned all day, all these show on the APPs, get a better understanding